/*
 * Copyright 2004-2011 Paolo Conte
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jellylab.ojoverse.types;

public class Keytypes {
    public static final int UNIQUE = 1;
    public static final int PRIMARYKEY = 2;	// used in link to other resources (eg. detail page)
    public static final int FOREIGNKEY = 4;	// usefull to load data from other dataobjects (eg. load a select/combobox)
    public static final int DESCRIPTION = 8;	// descriptive field, not usable for query parameters
    public static final int FILTER = 16;		// filtrable field, used as query parameter (eg. parsed to compose the SQL where cluse)

    public static boolean isKeytype(int coltype, int keytype) {
        return (coltype & keytype) > 0;
    }
}
